EntityQ7556133· pop 9· linked from 33 articlesSolar cycle 19Sign in to saveSolar activity from 1954 to 1964Connectionsdigital object identifierEntitysunspotEntitybibcodeEntitygeomagnetic stormEntitysolar prominenceEntityInternational Geophysical YearEntitysolar cycleEntityWolf numberEntitylist of solar cyclesEntitySolar cycle 24EntitySolar cycle 25EntitySolar cycle 3EntitySolar cycle 2EntitySolar cycle 20EntitySolar cycle 23EntitySolar cycle 9EntitySolar cycle 8EntitySolar cycle 1EntitySolar cycle 22EntitySolar cycle 5EntityCategoriesSolar cycles